Finding the Fourth Proportional to 133,053.64, 199,612.35 and 44,307.91
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Solution
The fourth proportional to 133,053.64, 199,612.35 and 44,307.91 is: 66,472.49
Step by Step Solution
- Step 1: Write the proportion equation
133,053.64 : 199,612.35 = 44,307.91 : x - Step 2: Convert to fraction form
133,053.64/199,612.35 = 44,307.91/x - Step 3: Cross multiply
133,053.64x = 199,612.35 × 44,307.91 - Step 4: Simplify right side
133,053.64x = 8,844,406,288.20 - Step 5: Solve for x
x = 8,844,406,288.20/133,053.64 - Step 6: Final answer
x = 66,472.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.